If you signup for the Sirius/XM 3 month free trial, your range in winter go up, too!
I couldn't resist the joke after reading your experiences with SXM.
I LOVE my 2019 Bolt EV after a 3 year lease of my 2017 Bolt EV after my 3 year lease of a 2014 Volt, but weather here in Los Angeles does not present the challenges you will face there.
That being said GM has clearly learned much from their early Spark EV days!